It turns out that if you make them forfeit their cash value on canceling, then they won't cancel.

但是如果你规定保单的现金价值,会随保单的取消而消失,他们就不会这么干了

耶鲁公开课 - 金融市场课程节选

The number one feature of a physical book is that it disappears while you are reading it.

一本实体书的最重要的特点是,当你阅读时，它会消失在你眼前。

普林斯顿公开课 - 领导能力简介课程节选

And then you would recover for a while, that initial phase of the illness would disappear, your fever might go down, you might appear to be normal.

接着你会暂时恢复,在开始阶段出现的症状会消失,你的体温会降下来,看起来似乎比较健康

耶鲁公开课 - 生物医学工程探索课程节选

And Piaget's claim was one reason why they're surprised at peek-a-boo is you go-- you look at a kid, the kid's smiling and go, "Oh, peek-a-boo," and you close--and you cover your face and the kid says, "He's gone."

皮亚杰认为,他们对捉迷藏感到惊奇的一个原因便是,你凭空消失了,你看着婴儿,婴儿会对你笑,然后你和他玩捉迷藏,"躲猫猫",你用双手遮住了你的脸,婴儿会以为,"他不见了"

耶鲁公开课 - 心理学导论课程节选